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Calculate de-Broglie wavelength of an electron travelling at 1% of the speed of light: (1) 2.73 x 10- 24 (2) 2.42 x 10 -10 (3) 242.2x 10- 10
descuss properties of transition elements
Q. Explain Distillation in purification of metals? Metals with low boiling points, such as cadmium, zinc and mercury will be purified by distillation. The distillation is gener
Azimuthal quantum number defines: (1) e/m ratio of electron (2) Spin of electron (3) Angular momentum of electron (4) Magnetic momentum of electron Ans: Angular mo
In ion estimation why we have to change the oxidation state of the Fe+3 ion. Ans) Because if iron is in +3 oxidation state it will be morestable then we get preferable product. s
Semisynthetic polymers These polymers are mainly derived from naturally taking place polymers by chemical changes. Since cellulose is naturally taking place polymers, cellulose
solvent rates on the rate of reaction
What is Allotropy If the change in structure is reversible then the polymorphism is called as 'allotropy'.Allotropy (Gr. allos, other, and tropos, manner) is a behavior exhibi
Q. Describe Dalton Law of Partial Pressure? Ans. According to the Kinetic Molecular Theory, the pressure-volume- temperature relationship is the same for all gases. This
equivalent weight of k2so4.al2(so4)3.24h2o
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